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Hebei Ranking Bit Manufacture Co.,ltd.
Cangzhou, Hebei, China (Mainland)
86-317-5581117
Business Type:
Manufacturer
Featured Products
6 3/4" IADC217 big size hole opener bits with tricone rock drill bits
20" IADC537 new big size hole opener bit/reamer/Assemble reamer bits for rock drilling horizontal directional
6 1/2" PDC rock bits tungsten carbide drilling machine for oil drilling
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